Silver in PDB 7sm8: [U:HG2+/Ag+:U--pH 9.5] Metal-Mediated Dna Base Pair in Tensegrity Triangle in Ag+ and HG2+ Solution

The structure of [U:HG2+/Ag+:U--pH 9.5] Metal-Mediated Dna Base Pair in Tensegrity Triangle in Ag+ and HG2+ Solution, PDB code: 7sm8 was solved by B.Lu, S.Vecchioni, N.C.Seeman, R.Sha, Y.P.Ohayon, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	32.64 / 3.62
Space group	H 3
Cell size a, b, c (Å), α, β, γ (°)	106.048, 106.048, 92.802, 90, 90, 120
R / Rfree (%)	20.8 / 22.9

The structure of [U:HG2+/Ag+:U--pH 9.5] Metal-Mediated Dna Base Pair in Tensegrity Triangle in Ag+ and HG2+ Solution also contains other interesting chemical elements:

Mercury

(Hg)

1 atom

The binding sites of Silver atom in the [U:HG2+/Ag+:U--pH 9.5] Metal-Mediated Dna Base Pair in Tensegrity Triangle in Ag+ and HG2+ Solution (pdb code 7sm8). This binding sites where shown within 5.0 Angstroms radius around Silver atom.
In total only one binding site of Silver was determined in the [U:HG2+/Ag+:U--pH 9.5] Metal-Mediated Dna Base Pair in Tensegrity Triangle in Ag+ and HG2+ Solution, PDB code: 7sm8:

Silver binding site 1 out of 1 in the [U:HG2+/Ag+:U--pH 9.5] Metal-Mediated Dna Base Pair in Tensegrity Triangle in Ag+ and HG2+ Solution


Mono view


Stereo pair view

A full contact list of Silver with other atoms in the Ag binding site number 1 of [U:HG2+/Ag+:U--pH 9.5] Metal-Mediated Dna Base Pair in Tensegrity Triangle in Ag+ and HG2+ Solution within 5.0Å range: probe atom residue distance (Å) B Occ B:Ag101 b:146.5 occ:0.42 O4 B:DU4 2.6 191.3 1.0 C4 B:DU4 3.8 205.1 1.0 N7 B:DA3 3.8 171.5 1.0 N6 B:DA3 3.8 164.0 1.0 HG B:HG102 4.2 152.1 0.3 C5 B:DA3 4.3 176.4 1.0 C6 B:DA3 4.4 173.2 1.0 O4 A:DT11 4.6 208.4 1.0 N3 B:DU4 4.6 230.6 1.0 C5 B:DU4 4.7 199.6 1.0 C8 B:DA3 4.8 178.8 1.0 O4 A:DU12 4.9 226.5 1.0 N6 B:DA5 4.9 247.7 1.0

B.Lu, Y.P.Ohayon, R.Sha, K.Woloszyn, L.Rothschild, S.Wind, W.Hendrickson, C.Mao, N.C.Seeman, S.Vecchioni. Crystallographic pH Titration of Silver and Mercury Mediated Dna Base Pairs To Be Published.